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Tooth fillings are often made of gold or porcelain because these materials are ______. a. explosive c. visually pleasing b. nonreactive d. chemically similar to teeth Please select the best answer from
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Tooth fillings are often made of gold or porcelain because these materials are ______.

a.
explosive
c.
visually pleasing
b.
nonreactive
d.
chemically similar to teeth


Please select the best answer from the choices provided

User Alex Mazzariol
by
7.8k points

1 Answer

3 votes
They are non-reactive because they can't rust. When iron is in oxygen it rust, gold is not like that.

I think I'm correct
User Elliot Robinson
by
8.3k points
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